Compare / head-to-head
Qwen3.8-FlashvsSonar Pro
Qwen3.8-Flash and Sonar Pro do not yet share a public benchmark, so quality cannot be compared apples-to-apples. Qwen3.8-Flash is 36.4x cheaper per token. Qwen3.8-Flash has the larger context window (1M tokens).
Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.
Shared benchmarks
0
no overlap yet
Cheaper per token
Qwen3.8-Flash
36.4x cheaper, input + output
Larger context
Qwen3.8-Flash
1M tokens
Provider uptime (30d)
— · 100%
Qwen · Perplexity
Qwen3.8-Flash
Qwen · released 2026-08-26
textvision
Quality
Benchmark matrix
0 shared · 0 only Qwen3.8-Flash · 1 only Sonar Pro| Benchmark | Qwen3.8-Flash | Sonar Pro | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 0 | ||||
| No public benchmark is reported for both models yet. | ||||
| Only Qwen3.8-Flash reports · 0 | ||||
| Qwen3.8-Flash reports nothing Sonar Pro does not. | ||||
| Only Sonar Pro reports · 1 | ||||
| SimpleQA F-score | not reported | 85.8% ↗ | — | — |
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Qwen3.8-Flash minus Sonar Pro in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing
Side by side
Official pricing pages and model cards| Spec | Qwen3.8-Flash | Sonar Pro | Edge |
|---|---|---|---|
| Context window | 1M tokens | 200K tokens | Qwen3.8-Flash |
| Max output | 131K tokens | — | — |
| Input price / 1M | $0.113 ↗ | $3 ↗ | Qwen3.8-Flash |
| Output price / 1M | $0.382 ↗ | $15 ↗ | Qwen3.8-Flash |
| Cached input / 1M | — | — | — |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | $0.495 | $18 | Qwen3.8-Flash |
| Modalities | text · vision | text | Qwen3.8-Flash |
| Released | 2026-08-26 | 2025-01-21 | — |
| Cited benchmark scores | 0 | 1 | — |
Reliability
Provider status
Last 60 days · refreshed daily on this page · live on /statusMore matchups
Sonar Pro vs …
Models sharing the most benchmarksBuilt by Respan
Which one wins on your data?
Public benchmarks are a starting point. Run Qwen3.8-Flash and Sonar Pro on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.